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ircd:Ⓜ️:event: Add parallel exists() to interface.

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This commit is contained in:
Jason Volk 2020-06-08 23:11:05 -07:00
parent c0c9c2c4f0
commit 496567b837
2 changed files with 19 additions and 0 deletions
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3
include/ircd/m/event/event.h
View file

@ -24,6 +24,9 @@ namespace ircd::m
bool good(const id::event &);
bool bad(const id::event &);
// parallel util; returns bitset
uint64_t exists(const vector_view<const id::event> &);
// Equality tests the event_id only! know this.
bool operator==(const event &a, const event &b);

16
matrix/event.cc
View file

@ -999,6 +999,22 @@ ircd::m::operator==(const event &a, const event &b)
return a.event_id == b.event_id;
}
uint64_t
ircd::m::exists(const vector_view<const id::event> &event_ids)
{
const vector_view<const string_view> key
{
static_cast<const string_view *>(event_ids.data()), event_ids.size()
};
auto &column
{
dbs::event_idx
};
return db::has(column, key);
}
bool
ircd::m::bad(const id::event &event_id)
{